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The lens in the adult human eye blocks nearly 100 percent of the sun's UV rays. As part of the normal aging process, the eye's natural lens eventually blocks some short-wavelength blue light as well â the type of blue light most likely to cause damage to the retina and lead to macular degeneration and vision loss.
With sufficient magnitude almost all portions of the electromagnetic spectrum can cause. damage to the eye. For example: Lasers of a wide variety of wavelengths from the short wavelength UV (Excimer. laser for LASIK) through the visible spectrum (Argon laser for diabetic retinopathy) to short. wavelength IR (YAG laser for iridotomy and capsulectomy) are used to âdamageâ eye tissue in. the treatment of various eye conditions.